
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" lang="zh_CN">
  <head>
    <meta http-equiv="X-UA-Compatible" content="IE=Edge" />
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>被取代的模块 &#8212; Python 3.7.3 文档</title>
    <link rel="stylesheet" href="../_static/pydoctheme.css" type="text/css" />
    <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
    
    <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script>
    <script type="text/javascript" src="../_static/jquery.js"></script>
    <script type="text/javascript" src="../_static/underscore.js"></script>
    <script type="text/javascript" src="../_static/doctools.js"></script>
    <script type="text/javascript" src="../_static/language_data.js"></script>
    <script type="text/javascript" src="../_static/translations.js"></script>
    
    <script type="text/javascript" src="../_static/sidebar.js"></script>
    
    <link rel="search" type="application/opensearchdescription+xml"
          title="在 Python 3.7.3 文档 中搜索"
          href="../_static/opensearch.xml"/>
    <link rel="author" title="关于这些文档" href="../about.html" />
    <link rel="index" title="索引" href="../genindex.html" />
    <link rel="search" title="搜索" href="../search.html" />
    <link rel="copyright" title="版权所有" href="../copyright.html" />
    <link rel="next" title="optparse --- Parser for command line options" href="optparse.html" />
    <link rel="prev" title="Unix syslog 库例程" href="syslog.html" />
    <link rel="shortcut icon" type="image/png" href="../_static/py.png" />
    <link rel="canonical" href="https://docs.python.org/3/library/superseded.html" />
    
    <script type="text/javascript" src="../_static/copybutton.js"></script>
    <script type="text/javascript" src="../_static/switchers.js"></script>
    
    
    
    <style>
      @media only screen {
        table.full-width-table {
            width: 100%;
        }
      }
    </style>
 

  </head><body>  
    <div class="related" role="navigation" aria-label="related navigation">
      <h3>导航</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="../genindex.html" title="总目录"
             accesskey="I">索引</a></li>
        <li class="right" >
          <a href="../py-modindex.html" title="Python 模块索引"
             >模块</a> |</li>
        <li class="right" >
          <a href="optparse.html" title="optparse --- Parser for command line options"
             accesskey="N">下一页</a> |</li>
        <li class="right" >
          <a href="syslog.html" title="Unix syslog 库例程"
             accesskey="P">上一页</a> |</li>
        <li><img src="../_static/py.png" alt=""
                 style="vertical-align: middle; margin-top: -1px"/></li>
        <li><a href="https://www.python.org/">Python</a> &#187;</li>
        <li>
          <span class="language_switcher_placeholder">zh_CN</span>
          <span class="version_switcher_placeholder">3.7.3</span>
          <a href="../index.html">文档</a> &#187;
        </li>

          <li class="nav-item nav-item-1"><a href="index.html" accesskey="U">Python 标准库</a> &#187;</li>
    <li class="right">
        

    <div class="inline-search" style="display: none" role="search">
        <form class="inline-search" action="../search.html" method="get">
          <input placeholder="快速搜索" type="text" name="q" />
          <input type="submit" value="转向" />
          <input type="hidden" name="check_keywords" value="yes" />
          <input type="hidden" name="area" value="default" />
        </form>
    </div>
    <script type="text/javascript">$('.inline-search').show(0);</script>
         |
    </li>

      </ul>
    </div>    

    <div class="document">
      <div class="documentwrapper">
        <div class="bodywrapper">
          <div class="body" role="main">
            
  <div class="section" id="superseded-modules">
<span id="superseded"></span><h1>被取代的模块<a class="headerlink" href="#superseded-modules" title="永久链接至标题">¶</a></h1>
<p>本章中描述的模块均已弃用，仅保留用于向后兼容。 它们已经被其他模块所取代。</p>
<div class="toctree-wrapper compound">
<ul>
<li class="toctree-l1"><a class="reference internal" href="optparse.html"><code class="docutils literal notranslate"><span class="pre">optparse</span></code> --- Parser for command line options</a><ul>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#background">Background</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#terminology">Terminology</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#what-are-options-for">What are options for?</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#what-are-positional-arguments-for">What are positional arguments for?</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#tutorial">教程</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#understanding-option-actions">Understanding option actions</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#the-store-action">The store action</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#handling-boolean-flag-options">Handling boolean (flag) options</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#other-actions">Other actions</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#default-values">Default values</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#generating-help">Generating help</a><ul>
<li class="toctree-l4"><a class="reference internal" href="optparse.html#grouping-options">Grouping Options</a></li>
</ul>
</li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#printing-a-version-string">Printing a version string</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#how-optparse-handles-errors">How <code class="docutils literal notranslate"><span class="pre">optparse</span></code> handles errors</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#putting-it-all-together">Putting it all together</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#reference-guide">Reference Guide</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#creating-the-parser">Creating the parser</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#populating-the-parser">Populating the parser</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#defining-options">Defining options</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#option-attributes">Option attributes</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#standard-option-actions">Standard option actions</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#standard-option-types">Standard option types</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#parsing-arguments">解析参数</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#querying-and-manipulating-your-option-parser">Querying and manipulating your option parser</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#conflicts-between-options">Conflicts between options</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#cleanup">Cleanup</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#other-methods">Other methods</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#option-callbacks">Option Callbacks</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#defining-a-callback-option">Defining a callback option</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#how-callbacks-are-called">How callbacks are called</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#raising-errors-in-a-callback">Raising errors in a callback</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-1-trivial-callback">Callback example 1: trivial callback</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-2-check-option-order">Callback example 2: check option order</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-3-check-option-order-generalized">Callback example 3: check option order (generalized)</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-4-check-arbitrary-condition">Callback example 4: check arbitrary condition</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-5-fixed-arguments">Callback example 5: fixed arguments</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-6-variable-arguments">Callback example 6: variable arguments</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#extending-optparse">Extending <code class="docutils literal notranslate"><span class="pre">optparse</span></code></a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#adding-new-types">Adding new types</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#adding-new-actions">Adding new actions</a></li>
</ul>
</li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="imp.html"><code class="docutils literal notranslate"><span class="pre">imp</span></code> --- Access the <code class="docutils literal notranslate"><span class="pre">import</span></code> internals</a><ul>
<li class="toctree-l2"><a class="reference internal" href="imp.html#examples">示例</a></li>
</ul>
</li>
</ul>
</div>
</div>


          </div>
        </div>
      </div>
      <div class="sphinxsidebar" role="navigation" aria-label="main navigation">
        <div class="sphinxsidebarwrapper">
  <h4>上一个主题</h4>
  <p class="topless"><a href="syslog.html"
                        title="上一章">Unix syslog 库例程</a></p>
  <h4>下一个主题</h4>
  <p class="topless"><a href="optparse.html"
                        title="下一章"><code class="docutils literal notranslate"><span class="pre">optparse</span></code> --- Parser for command line options</a></p>
  <div role="note" aria-label="source link">
    <h3>本页</h3>
    <ul class="this-page-menu">
      <li><a href="../bugs.html">提交 Bug</a></li>
      <li>
        <a href="https://github.com/python/cpython/blob/3.7/Doc/library/superseded.rst"
            rel="nofollow">显示源代码
        </a>
      </li>
    </ul>
  </div>
        </div>
      </div>
      <div class="clearer"></div>
    </div>  
    <div class="related" role="navigation" aria-label="related navigation">
      <h3>导航</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="../genindex.html" title="总目录"
             >索引</a></li>
        <li class="right" >
          <a href="../py-modindex.html" title="Python 模块索引"
             >模块</a> |</li>
        <li class="right" >
          <a href="optparse.html" title="optparse --- Parser for command line options"
             >下一页</a> |</li>
        <li class="right" >
          <a href="syslog.html" title="Unix syslog 库例程"
             >上一页</a> |</li>
        <li><img src="../_static/py.png" alt=""
                 style="vertical-align: middle; margin-top: -1px"/></li>
        <li><a href="https://www.python.org/">Python</a> &#187;</li>
        <li>
          <span class="language_switcher_placeholder">zh_CN</span>
          <span class="version_switcher_placeholder">3.7.3</span>
          <a href="../index.html">文档</a> &#187;
        </li>

          <li class="nav-item nav-item-1"><a href="index.html" >Python 标准库</a> &#187;</li>
    <li class="right">
        

    <div class="inline-search" style="display: none" role="search">
        <form class="inline-search" action="../search.html" method="get">
          <input placeholder="快速搜索" type="text" name="q" />
          <input type="submit" value="转向" />
          <input type="hidden" name="check_keywords" value="yes" />
          <input type="hidden" name="area" value="default" />
        </form>
    </div>
    <script type="text/javascript">$('.inline-search').show(0);</script>
         |
    </li>

      </ul>
    </div>  
    <div class="footer">
    &copy; <a href="../copyright.html">版权所有</a> 2001-2019, Python Software Foundation.
    <br />
    Python 软件基金会是一个非盈利组织。
    <a href="https://www.python.org/psf/donations/">请捐助。</a>
    <br />
    最后更新于 4月 09, 2019.
    <a href="../bugs.html">发现了问题</a>？
    <br />
    使用<a href="http://sphinx.pocoo.org/">Sphinx</a>1.8.4 创建。
    </div>

  </body>
</html>